| PREFACE |
| BIBLIOGRAPHY |
| CHAPTER 1. CURVES |
| 1-1 Analytic representation |
| 1-2 "Arc length, tangent " |
| 1-3 Osculating plane |
| 1-4 Curvature |
| 1-5 Torsion |
| 1-6 Formulas of Frenet |
| 1-7 Contact |
| 1-8 Natural equations |
| 1-9 Helices |
| 1-10 General solution of the natural equations |
| 1-11 Evolutes and involutes |
| 1-12 Imaginary curves |
| 1-13 Ovals |
| 1-14 Monge |
| CHAPTER 2. ELEMENTARY THEORY OF SURFACES |
| 2-1 Analytical representation |
| 2-2 First fundamental form |
| 2-3 "Normal, tangent plane" |
| 2-4 Developable surfaces |
| 2-5 Second fundamental form |
| 2-6 Euler's theorem |
| 2-7 Dupin's indicatrix |
| 2-8 Some surfaces |
| 2-9 A geometrical interpretation of asymptotic and curvature lines |
| 2-10 Conjugate directions |
| 2-11 Triply orthogonal systems of surfaces |
| CHAPTER 3. THE FUNDAMENTAL EQUATIONS |
| 3-1 Gauss |
| 3-2 The equations of Gauss-Weingarten |
| 3-3 The theorem of Gauss and the equations of Codazzi |
| 3-4 Curvilinear coordinates in space |
| 3-5 Some applications of the Gauss and the Codazzi equations |
| 3-6 The fundamental theorem of surface theory |
| CHAPTER 4. GEOMETRY ON A SURFACE. |
| 4-1 Geodesic (tangential) curvature |
| 4-2 Geodesics |
| 4-3 Geodesic coordinates |
| 4-4 Geodesics as extremals of a variational problem |
| 4-5 Surfaces of constant curvature |
| 4-6 Rotation surfaces of constant curvature |
| 4-7 Non-Euclidean geometry |
| 4-8 The Gauss-Bonnet theorem |
| CHAPTER 5. SOME SPECIAL SUBJECTS |
| 5-1 Envelopes |
| 5-2 Conformal mapping |
| 5-3 Isometric and geodesic mapping |
| 5-4 Minimal surfaces |
| 5-5 Ruled surfaces |
| 5-6 lmaginaries in surface theory |
| SOME PROBLEMS AND PROPOSITIONS |
| APPENDIX: The method of Pfaffians in the theory of curves and surfaces |
| ANSWERS TO PROBLEMS |
| INDEX |